Ectopic cartilage involving the spinal cord.
D001706:Biopsy; D002356:Cartilage / Q000002:abnormalities*; D002648:Child; D005260:Female; D006801:Humans; D007738:Kyphosis / Q000209:etiology; D007796:Laminectomy; D009192:Myelography; D013116:Spinal Cord / Q000002:abnormalities*; D016135:Spinal Dysraphism